| | |
| | | */ |
| | | $clear = pack("a*H2", $clear, "80"); |
| | | |
| | | if (function_exists('mcrypt_module_open') && |
| | | if (function_exists('openssl_encrypt')) { |
| | | $method = 'DES-EDE3-CBC'; |
| | | $opts = defined('OPENSSL_RAW_DATA') ? OPENSSL_RAW_DATA : true; |
| | | $iv = $this->create_iv(openssl_cipher_iv_length($method)); |
| | | $cipher = $iv . openssl_encrypt($clear, $method, $ckey, $opts, $iv); |
| | | } |
| | | else if (function_exists('mcrypt_module_open') && |
| | | ($td = mcrypt_module_open(MCRYPT_TripleDES, "", MCRYPT_MODE_CBC, "")) |
| | | ) { |
| | | $iv = $this->create_iv(mcrypt_enc_get_iv_size($td)); |
| | |
| | | self::raise_error(array( |
| | | 'code' => 500, 'type' => 'php', |
| | | 'file' => __FILE__, 'line' => __LINE__, |
| | | 'message' => "Could not perform encryption; make sure Mcrypt is installed or lib/des.inc is available" |
| | | 'message' => "Could not perform encryption; make sure OpenSSL or Mcrypt or lib/des.inc is available" |
| | | ), true, true); |
| | | } |
| | | } |
| | |
| | | |
| | | $cipher = $base64 ? base64_decode($cipher) : $cipher; |
| | | |
| | | if (function_exists('mcrypt_module_open') && |
| | | if (function_exists('openssl_decrypt')) { |
| | | $method = 'DES-EDE3-CBC'; |
| | | $opts = defined('OPENSSL_RAW_DATA') ? OPENSSL_RAW_DATA : true; |
| | | $iv_size = openssl_cipher_iv_length($method); |
| | | $iv = substr($cipher, 0, $iv_size); |
| | | |
| | | // session corruption? (#1485970) |
| | | if (strlen($iv) < $iv_size) { |
| | | return ''; |
| | | } |
| | | |
| | | $cipher = substr($cipher, $iv_size); |
| | | $clear = openssl_decrypt($cipher, $method, $ckey, $opts, $iv); |
| | | } |
| | | else if (function_exists('mcrypt_module_open') && |
| | | ($td = mcrypt_module_open(MCRYPT_TripleDES, "", MCRYPT_MODE_CBC, "")) |
| | | ) { |
| | | $iv_size = mcrypt_enc_get_iv_size($td); |